Part #20-139
The manufacturer no longer makes this part, and there's no substitute part
Vertical track diagram
Part #20-161
The manufacturer no longer makes this part, and there's no substitute part
Lower rail diagram
Part #20-157
The manufacturer no longer makes this part, and there's no substitute part
Extension spring diagram
Part #20-130
The manufacturer no longer makes this part, and there's no substitute part
T handle lock diagram
Part #20-134
The manufacturer no longer makes this part, and there's no substitute part
T handle lock diagram
Part #20-131
The manufacturer no longer makes this part, and there's no substitute part
Extension spring diagram
Part #20-128-DC
The manufacturer no longer makes this part, and there's no substitute part
Roller guide diagram
Part #20-108
The manufacturer no longer makes this part, and there's no substitute part
T handle lock diagram
Part #20-162
The manufacturer no longer makes this part, and there's no substitute part
Tracks diagram
Part #20-104-04
The manufacturer no longer makes this part, and there's no substitute part